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Volkswagen Workshop Service and Repair Manuals

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Display group 002 at idling speed (engine warm, coolant temperature not below 80 °C) > < Evaluation: Display group 1, display zone 2 - quantity injected

Polo Mk3

Evaluation: Display group 1, display zone 3 - voltage of modulating piston movement sender
   
Evaluation: Display group 1, display zone 3 - voltage of modulating piston movement sender
Display fault reader -V.A.G 1551-Possible fault causeFault elimination
Less than specification
t  Injection pump too rich
–  Renew injection pump → Chapter
Higher than specification
t  Engine too cold
–  Run engine at increased speed to warm up and repeat test
 
t  Injection pump too lean
–  Renew injection pump → Chapter

   

Display group 002 at idling speed (engine warm, coolant temperature not below 80 °C) > < Evaluation: Display group 1, display zone 2 - quantity injected